Pith Number

pith:SNP2EQQA

pith:1991:SNP2EQQAZ63KGSDTL27DDOZJWB

not attested not anchored not stored refs pending

Topology Change in General Relativity

Gary T. Horowitz

arxiv:hep-th/9109030 v1 · 1991-09-18 · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SNP2EQQAZ63KGSDTL27DDOZJWB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

2 papers in Pith

Smooth horizons from topology change in canonical quantum gravity

Wormhole Nucleation via Topological Surgery in Lorentzian Geometry

Receipt and verification

First computed	2026-07-04T14:32:25.618096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

935fa24200cfb6a348735ebe31bb29b0436fe96af002aa8b602e9c00efe83b49

Aliases

arxiv: hep-th/9109030 · arxiv_version: hep-th/9109030v1 · doi: 10.48550/arxiv.hep-th/9109030 · pith_short_12: SNP2EQQAZ63K · pith_short_16: SNP2EQQAZ63KGSDT · pith_short_8: SNP2EQQA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SNP2EQQAZ63KGSDTL27DDOZJWB \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 935fa24200cfb6a348735ebe31bb29b0436fe96af002aa8b602e9c00efe83b49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a4de412ac621a83cd64426237ac55150c05eee2eb4e02be86e2ba2814fd6860",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1991-09-18T16:50:47Z",
    "title_canon_sha256": "34e4861083960dcd1bcab3ded82b6acc9db3da861dd8e0afdb1da4bcee9b4cdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9109030",
    "kind": "arxiv",
    "version": 1
  }
}